Respuesta :
Answer: Photosynthesis requires sunlight, carbon dioxide, and water as starting reactants (Figure 5.5). After the process is complete, photosynthesis releases oxygen and produces carbohydrate molecules, most commonly glucose. These sugar molecules contain the energy that living things need to survive.
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The reactants are: Sunlight, carbon dioxide, and water!! A reactant is the substances that takes part in and undergoes change during a reaction!
